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EXERCISE 1BMODELOn recognising irrational numbers1. Which of the following numbers is an irrational number?13' V125' V100'2. (a) Prove that 5+ 15 is an irrational number.(b) Prove thatis not a rational number.​

Answer»

Answer:

13

5+15 is a rational no.

if 5 is smaller no. then 15 no.

15 is IRRATIONAL no.

HENCE 5+15 is irrational...........



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